/Engine/Source/Runtime/Engine/Public/Audio/AudioWidgetSubsystem.h
Returns user widgets that implement a widget interface of the given subclass and optionally, filters and returns only those which pass the provided filter function.
[TArray](API\Runtime\Core\Containers\TArray)< [UUserWidget](API\Runtime\UMG\Blueprint\UUserWidget) * > CreateUserWidgets ( [UWorld](API\Runtime\Engine\Engine\UWorld) & InWorld, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UInterface](API\Runtime\CoreUObject\UObject\UInterface) > InWidgetInterface, [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< bool([UUserWidget](API\Runtime\UMG\Blueprint\UUserWidget) *)> FilterFunction ) const